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Strata CT Digital Telephone User Guide November 2001
23
Features Automatic Callback (ACB)
➤
To set ACB
1. After reaching either
a busy/DND station
or Exchange line,
press
Auto
Callback
...or
4
.
You hear busy tone, followed
by dial tone (two secs.), then
busy tone.
When you set ACB at a busy
station, its number (
210)
displays.
When you set ACB at a busy
line group, its access code
number (
801) is displayed.
2. Hang up
...or press
Spkr
.
You can make other calls while waiting for the called
station/line to become available.
3. Your telephone rings
at a fast rate when the
called station or
Exchange line
becomes idle.
For busy/DND station: the
[DN] LED flashes green
(incoming call). The station
number you called (
210)
displays.
For busy Exchange line: the
[DN] LED from which you
attempted to first access the
line flashes red (incoming call
rate). The seized line’s
number (
3) displays.
4. Answer within three
rings to prevent the
callback from being
cancelled.
After you answer, you hear a single tone, and the LED
flashes green (in-use).
If you hear a busy tone after answering a callback, the
called party is already on another call or the line has
already been seized or has received an incoming call.
Your request is not cancelled. You will be called again
the next time a line becomes idle.
NO. 204
INT 210 ACB SET
NO. 204
INT 801 ACB SET
NO. 204
210 ACB
NO. 204
LINE 3 ACB